ZGC vs G1GC in Java 26: Which GC Should You Actually Use? (opens in new tab)

Every time a new Java release drops, the question surfaces again in Slack channels and pull-request threads alike: “Are we still on G1? Should we switch to ZGC?” With Java 26 landing in March 2026, that conversation got a meaningful update. Two JEPs directly touched garbage collection — one gave G1 a solid throughput boost and the other …